Powerful gun-metal grade foaming solvent is specially formulated to expand and penetrate within the gun bore, rapidly and effectively dissolving performance inhibiting copper and powder fouling. Use on bore only, avoid contact with rubber or polymer.#html-body [data-pb-style="62DF8289E4D83"]{justify-content: flex-start; display: flex; flex-direction: column; background-position: left top; background-size: cover; background-repeat: no-repeat; background-attachment: scroll; border-style: none; border-width: 1px; border-radius: 0px; margin: 0px 0px 10px; padding: 10px;}#html-body [data-pb-style="62DF8289E4D90"]{border-style: none; border-width: 1px; border-radius: 0px; margin: 0px; padding: 0px;}